CVE-2026-9119

Description

Heap buffer overflow in WebRTC in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Overview

State: PUBLISHED
Assigner (CNA): Chrome
CVSS severity: high
CVSS score: 8.8 / 10
CVSS vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Effective score: 8.8 / 10 HIGH source: CNA overview
CWE(s): CWE-122
Reserved: 2026-05-20
Published: 2026-05-20 19:12 UTC
Last updated: 2026-05-20 19:36 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/9xxx/CVE-2026-9119.json
Linked Threat: CVE-2026-9119 — CVE-2026-9119

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-05-20 20:16:43 UTC
NVD last modified: 2026-05-21 16:44:34 UTC
NVD CVSS v3.1: 8.8 / 10 HIGH source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitability subscore: 2.8 / 10
Impact subscore: 5.9 / 10
EPSS score: 0.0002 (probability of exploitation in next 30 days)
EPSS percentile: 5.80% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-31167
Assigner: Chrome
Published: May 20, 2026, 7:12:45 PM
Updated: May 21, 2026, 3:55:48 AM
EUVD base score (CVSS 3.1): 8.8 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EUVD-reported EPSS: 0.0200
Vendors: Google
Products: Chrome (148.0.7778.179 <148.0.7778.179)
Aliases: GHSA-fvfr-g27x-xw2m

ENISA description: Heap buffer overflow in WebRTC in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

EUVD references (2)

Microsoft Security Response Center MSRC

Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-07-28 03:00 UTC (source: CVRF).

Release: 2026-May

Microsoft remediations / KB articles (2)

Release Notes — Vendor Fix / Security Update (fixed build 148.0.3967.83)
https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security — None Available / Release Notes

Microsoft FAQ (2)

What is the version information for this release?

Microsoft Edge Version	Date Released	Based on Chromium Version
148.0.3967.83	05/21/2026	148.0.7778.180

Why is this Chrome CVE included in the Security Update Guide?

The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.

How can I see the version of the browser?

In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Microsoft Edge

Affected products (1)

Vendor	Product	Versions	Platforms
Google	Chrome	`148.0.7778.179` (affected)	—

Affected products — CPE 2.3 (4) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Vendor references (2)

References embedded in the original CVE record by the assigning CNA.

MITRE references (2) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

Web references (15)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search. Last searched: 2026-05-21 04:24 UTC.

MSRC update guide: CVE-2026-9119 msrc
None Available msrc
https://www.first.org/epss/ tenable:www.first.org
https://www.cve.org/CVERecord?id=CVE-2026-9119 tenable:www.cve.org
https://nvd.nist.gov/vuln/detail/CVE-2026-9119 tenable:nvd.nist.gov
Map of CVE to Advisory/Alert - Oracle web:www.oracle.com
Map of CVE to Advisory /Alert The following table, updated to include the April 21, 2026 Critical Patch Update, maps CVEs to specific Critical Patch Update Advisories or Security alerts for CVEs greater than CVE -2021-0000.
Track Critical Vulnerabilities with Qualys Security Advisories web:www.qualys.com
Get timely updates on security threats, vulnerabilities, and recommended solutions through Qualys security advisories, helping you secure your infrastructure.
CVEs and Security Vulnerabilities - OpenCVE web:app.opencve.io
Explore the latest vulnerabilities and security issues in the CVE database
Common Vulnerabilities and Exposures (CVEs) | Tenable® web:www.tenable.com
Discover a comprehensive database of over 100,000 CVEs , including both local and remote vulnerabilities. Stay informed and secure with our extensive database.
Current Common Vulnerabilities and Exposures - Feedly web:feedly.com
Welcome to Feedly CVEs — Research critical vulnerabilities ( CVEs ) with all the real-time and historical information you need to assess the risk to your organization. This free resource uses Feedly's AI to synthesize and analyze vulnerability information from across the web, including estimating CVSS scores up to 3 days before it's reported to the NVD.
Vulnerability assessment support in Microsoft Defender Vulnerability ... web:learn.microsoft.com
The Vulnerabilities page in Defender Vulnerability Management lists the software vulnerabilities your devices are exposed to. The Recommendations page provides prioritized recommendations to help shorten the time to mitigate or remediate vulnerabilities.
Nvd - Cve-2026-6919 web:nvd.nist.gov
NVD MENU Information Technology Laboratory National Vulnerability Database Vulnerabilities
Vulnerability Reports - Latest network security threats and zeroday ... web:talosintelligence.com
Talos investigates software and operating system vulnerabilities in order to discover them before malicious threat actors do. We provide this information to vendors so that they can create patches and protect their customers as soon as possible.
CVE: Common Vulnerabilities and Exposures web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
CVE security vulnerability database. Security vulnerabilities, exploits ... web:www.cvedetails.com
CVE security vulnerability database. Security vulnerabilities, exploits ...

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html chrome-cve-admin@google.com Vendor Advisory
https://issues.chromium.org/issues/502661101 chrome-cve-admin@google.com Permissions Required

Remediations (19)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

Microsoft addresses 137 vulnerabilities in May's Patch Tuesday ...

web:cyberscoop.com

Threats Microsoft addresses 137 vulnerabilities in May's Patch Tuesday, including 13 rated critical The high volume of vulnerabilities reflects a growing trend researchers have been anticipating as artificial intelligence models are deployed to find previously uncovered defects in code.

2026-05-21 06:24 UTC
Microsoft Patch Tuesday February 2026 - 54 Vulnerabilities Fixed ...

web:cybersecuritynews.com

Microsoft released its February 2026 Patch Tuesday updates on February 10, addressing 54 vulnerabilities, including six zero-days across Windows, Office, Azure, and developer tools.

2026-05-21 06:24 UTC
Microsoft Patch Tuesday May 2026 - 120 Vulnerabilities Fixed, Including ...

web:cybersecuritynews.com

Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.

2026-05-21 06:24 UTC
Nvd - Cve-2026-26119

web:nvd.nist.gov

An official website of the United States government Here's how you know

2026-05-21 06:24 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-21 06:24 UTC
Microsoft Patches CVE-2026-26119 Privilege Escalation in Windows Admin ...

web:thehackernews.com

Microsoft fixes CVE - 2026 -26119, an 8.8 CVSS privilege escalation bug in Windows Admin Center that could allow network-based user rights takeover.

2026-05-21 06:24 UTC
Microsoft January 2026 Patch Tuesday fixes 3 zero-days, 114 flaws

web:www.bleepingcomputer.com

Today is Microsoft's January 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.

2026-05-21 06:24 UTC
April 2026 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.

2026-05-21 06:24 UTC
Microsoft reveals critical Windows Admin Center vulnerability (CVE-2026 ...

web:www.helpnetsecurity.com

Microsoft has disclosed a critical privilege-escalation vulnerability in Windows Admin Center ( CVE - 2026 -26119) patched in December 2025.

2026-05-21 06:24 UTC
Patch Tuesday May 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-05-21 06:24 UTC
CISA Warns of Exploited Microsoft Defender 0-Day Flaws

web:cyberpress.org

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added two actively exploited Microsoft Defender vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, issuing an urgent remediation directive for federal agencies with a due date of June 3, 2026 .

2026-05-26 03:00 UTC
Nvd - Cve-2026-9119

web:nvd.nist.gov

An official website of the United States government Here's how you know

2026-05-26 03:00 UTC
Android Security Bulletin—November 2025 - Android Open Source Project

web:source.android.com

Security patch levels of 2025-11-01 or later address all of these issues. To learn how to check a device's security patch level, see Check and update your Android version. Within 48 hours after the initial publication of this bulletin, we will release the corresponding source code patches to the Android Open Source Project (AOSP) repository.

2026-05-26 03:00 UTC
ArcGIS Server Security 2025 Update 2 Patch - Esri Support

web:support.esri.com

This security patch addresses multiple security vulnerabilities found in ArcGIS Server. Esri recommends that all customers using ArcGIS Server 11.5, 11.4, 11.3, 11.1 and 10.9.1 apply this patch .

2026-05-26 03:00 UTC
KB5090407 - Description of the security update for SQL Server 2019 CU32 ...

web:support.microsoft.com

Summary Improvements and fixes included in this update How to obtain and install the update How to obtain or download the latest cumulative update package for Linux More information File information Information about protection and security Summary This security update contains fixes and resolves vulnerabilities. To learn more about the vulnerabilities, see the following security advisories ...

2026-05-26 03:00 UTC
MAUDE Adverse Event Report: LIFEWAVE, INC. LIVEWAVE GLUTATHIONE X39 ...

web:www.accessdata.fda.gov

CFR Title 21 | Radiation-Emitting Products | X-Ray Assembler | Medsun Reports | CLIA | TPLC

2026-05-26 03:00 UTC
CVE: Common Vulnerabilities and Exposures

web:www.cve.org

At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures

2026-05-26 03:00 UTC
Windows 11 KB5083769 April 2026 update triggers death loops and BSODs

web:www.notebookcheck.net

Microsoft's Windows 11 KB5083769 April 2026 update causes critical boot failures, pixelated BSODs, and BitLocker recovery loops on Windows 11 24H2 and 25H2 PCs.

2026-05-26 03:00 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-05-26 03:00 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-9119.json.

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 8.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
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            "other": {
              "content": {
                "id": "CVE-2026-9119",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-20T19:36:18.333762Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
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          "dateUpdated": "2026-05-20T19:36:21.787Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Chrome",
          "vendor": "Google",
          "versions": [
            {
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        },
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          "url": "https://issues.chromium.org/issues/502661101"
        }
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